Rivers in Massachusetts

Green Harbor, Marshfield (In MLLW)

Plymouth County, MassachusettsNWS GHBM3Norton office

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood15.50 ft
Moderate flood13.50 ft
Minor flood11.50 ft
Action11.00 ft
  1. 14.00 ft14.0: Widespread flooding of coastal areas along the south shore from Cohasset to Plymouth is expected. Large swells breaking on the coastline may produce structural damage to roads and homes near the time of high tide. Evacuations and road closures may be required. Significant beach erosion is also expected.
  2. 13.50 ftSignificant flooding of coastal areas along the South Shore from Cohasset to Plymouth is expected. Large swells breaking on the coastline may damage some immediate coastal roads and homes near the time of high tide. Evacuations and road closures may be required. Significant beach erosion is also likely.
  3. 13.00 ftFlooding is expected in low lying areas of Cohasset, Scituate and Marshfield. Some localized evaucations may be required as coastal roads become inundated. Large waves will produce beach erosion.
  4. 12.50 ftMinor flooding and beach erosion is expected across low lying sections of Cohasset, Scituate and Marshfield. Immediate coastal roads may be impassable for a time nearest the time of high tide.

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Northeast River Forecast Center. Forecasts are issued routinely year-round.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.